diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/doc.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/doc.go
new file mode 100644
index 0000000..fb23aad
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/doc.go
@@ -0,0 +1,21 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// +k8s:deepcopy-gen=package
+// +k8s:openapi-gen=true
+
+// +groupName=certificates.k8s.io
+package v1beta1 // import "k8s.io/api/certificates/v1beta1"
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.pb.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.pb.go
new file mode 100644
index 0000000..5de4ade
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.pb.go
@@ -0,0 +1,1693 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by protoc-gen-gogo.
+// source: k8s.io/kubernetes/vendor/k8s.io/api/certificates/v1beta1/generated.proto
+// DO NOT EDIT!
+
+/*
+	Package v1beta1 is a generated protocol buffer package.
+
+	It is generated from these files:
+		k8s.io/kubernetes/vendor/k8s.io/api/certificates/v1beta1/generated.proto
+
+	It has these top-level messages:
+		CertificateSigningRequest
+		CertificateSigningRequestCondition
+		CertificateSigningRequestList
+		CertificateSigningRequestSpec
+		CertificateSigningRequestStatus
+		ExtraValue
+*/
+package v1beta1
+
+import proto "github.com/gogo/protobuf/proto"
+import fmt "fmt"
+import math "math"
+
+import github_com_gogo_protobuf_sortkeys "github.com/gogo/protobuf/sortkeys"
+
+import strings "strings"
+import reflect "reflect"
+
+import io "io"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
+
+func (m *CertificateSigningRequest) Reset()      { *m = CertificateSigningRequest{} }
+func (*CertificateSigningRequest) ProtoMessage() {}
+func (*CertificateSigningRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptorGenerated, []int{0}
+}
+
+func (m *CertificateSigningRequestCondition) Reset()      { *m = CertificateSigningRequestCondition{} }
+func (*CertificateSigningRequestCondition) ProtoMessage() {}
+func (*CertificateSigningRequestCondition) Descriptor() ([]byte, []int) {
+	return fileDescriptorGenerated, []int{1}
+}
+
+func (m *CertificateSigningRequestList) Reset()      { *m = CertificateSigningRequestList{} }
+func (*CertificateSigningRequestList) ProtoMessage() {}
+func (*CertificateSigningRequestList) Descriptor() ([]byte, []int) {
+	return fileDescriptorGenerated, []int{2}
+}
+
+func (m *CertificateSigningRequestSpec) Reset()      { *m = CertificateSigningRequestSpec{} }
+func (*CertificateSigningRequestSpec) ProtoMessage() {}
+func (*CertificateSigningRequestSpec) Descriptor() ([]byte, []int) {
+	return fileDescriptorGenerated, []int{3}
+}
+
+func (m *CertificateSigningRequestStatus) Reset()      { *m = CertificateSigningRequestStatus{} }
+func (*CertificateSigningRequestStatus) ProtoMessage() {}
+func (*CertificateSigningRequestStatus) Descriptor() ([]byte, []int) {
+	return fileDescriptorGenerated, []int{4}
+}
+
+func (m *ExtraValue) Reset()                    { *m = ExtraValue{} }
+func (*ExtraValue) ProtoMessage()               {}
+func (*ExtraValue) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
+
+func init() {
+	proto.RegisterType((*CertificateSigningRequest)(nil), "k8s.io.api.certificates.v1beta1.CertificateSigningRequest")
+	proto.RegisterType((*CertificateSigningRequestCondition)(nil), "k8s.io.api.certificates.v1beta1.CertificateSigningRequestCondition")
+	proto.RegisterType((*CertificateSigningRequestList)(nil), "k8s.io.api.certificates.v1beta1.CertificateSigningRequestList")
+	proto.RegisterType((*CertificateSigningRequestSpec)(nil), "k8s.io.api.certificates.v1beta1.CertificateSigningRequestSpec")
+	proto.RegisterType((*CertificateSigningRequestStatus)(nil), "k8s.io.api.certificates.v1beta1.CertificateSigningRequestStatus")
+	proto.RegisterType((*ExtraValue)(nil), "k8s.io.api.certificates.v1beta1.ExtraValue")
+}
+func (m *CertificateSigningRequest) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CertificateSigningRequest) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	dAtA[i] = 0xa
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
+	n1, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n1
+	dAtA[i] = 0x12
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(m.Spec.Size()))
+	n2, err := m.Spec.MarshalTo(dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n2
+	dAtA[i] = 0x1a
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(m.Status.Size()))
+	n3, err := m.Status.MarshalTo(dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n3
+	return i, nil
+}
+
+func (m *CertificateSigningRequestCondition) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CertificateSigningRequestCondition) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	dAtA[i] = 0xa
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(len(m.Type)))
+	i += copy(dAtA[i:], m.Type)
+	dAtA[i] = 0x12
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(len(m.Reason)))
+	i += copy(dAtA[i:], m.Reason)
+	dAtA[i] = 0x1a
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(len(m.Message)))
+	i += copy(dAtA[i:], m.Message)
+	dAtA[i] = 0x22
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(m.LastUpdateTime.Size()))
+	n4, err := m.LastUpdateTime.MarshalTo(dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n4
+	return i, nil
+}
+
+func (m *CertificateSigningRequestList) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CertificateSigningRequestList) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	dAtA[i] = 0xa
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
+	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
+	if err != nil {
+		return 0, err
+	}
+	i += n5
+	if len(m.Items) > 0 {
+		for _, msg := range m.Items {
+			dAtA[i] = 0x12
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(msg.Size()))
+			n, err := msg.MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n
+		}
+	}
+	return i, nil
+}
+
+func (m *CertificateSigningRequestSpec) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CertificateSigningRequestSpec) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if m.Request != nil {
+		dAtA[i] = 0xa
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(len(m.Request)))
+		i += copy(dAtA[i:], m.Request)
+	}
+	dAtA[i] = 0x12
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(len(m.Username)))
+	i += copy(dAtA[i:], m.Username)
+	dAtA[i] = 0x1a
+	i++
+	i = encodeVarintGenerated(dAtA, i, uint64(len(m.UID)))
+	i += copy(dAtA[i:], m.UID)
+	if len(m.Groups) > 0 {
+		for _, s := range m.Groups {
+			dAtA[i] = 0x22
+			i++
+			l = len(s)
+			for l >= 1<<7 {
+				dAtA[i] = uint8(uint64(l)&0x7f | 0x80)
+				l >>= 7
+				i++
+			}
+			dAtA[i] = uint8(l)
+			i++
+			i += copy(dAtA[i:], s)
+		}
+	}
+	if len(m.Usages) > 0 {
+		for _, s := range m.Usages {
+			dAtA[i] = 0x2a
+			i++
+			l = len(s)
+			for l >= 1<<7 {
+				dAtA[i] = uint8(uint64(l)&0x7f | 0x80)
+				l >>= 7
+				i++
+			}
+			dAtA[i] = uint8(l)
+			i++
+			i += copy(dAtA[i:], s)
+		}
+	}
+	if len(m.Extra) > 0 {
+		keysForExtra := make([]string, 0, len(m.Extra))
+		for k := range m.Extra {
+			keysForExtra = append(keysForExtra, string(k))
+		}
+		github_com_gogo_protobuf_sortkeys.Strings(keysForExtra)
+		for _, k := range keysForExtra {
+			dAtA[i] = 0x32
+			i++
+			v := m.Extra[string(k)]
+			msgSize := 0
+			if (&v) != nil {
+				msgSize = (&v).Size()
+				msgSize += 1 + sovGenerated(uint64(msgSize))
+			}
+			mapSize := 1 + len(k) + sovGenerated(uint64(len(k))) + msgSize
+			i = encodeVarintGenerated(dAtA, i, uint64(mapSize))
+			dAtA[i] = 0xa
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(len(k)))
+			i += copy(dAtA[i:], k)
+			dAtA[i] = 0x12
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64((&v).Size()))
+			n6, err := (&v).MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n6
+		}
+	}
+	return i, nil
+}
+
+func (m *CertificateSigningRequestStatus) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *CertificateSigningRequestStatus) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m.Conditions) > 0 {
+		for _, msg := range m.Conditions {
+			dAtA[i] = 0xa
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(msg.Size()))
+			n, err := msg.MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n
+		}
+	}
+	if m.Certificate != nil {
+		dAtA[i] = 0x12
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(len(m.Certificate)))
+		i += copy(dAtA[i:], m.Certificate)
+	}
+	return i, nil
+}
+
+func (m ExtraValue) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m ExtraValue) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m) > 0 {
+		for _, s := range m {
+			dAtA[i] = 0xa
+			i++
+			l = len(s)
+			for l >= 1<<7 {
+				dAtA[i] = uint8(uint64(l)&0x7f | 0x80)
+				l >>= 7
+				i++
+			}
+			dAtA[i] = uint8(l)
+			i++
+			i += copy(dAtA[i:], s)
+		}
+	}
+	return i, nil
+}
+
+func encodeFixed64Generated(dAtA []byte, offset int, v uint64) int {
+	dAtA[offset] = uint8(v)
+	dAtA[offset+1] = uint8(v >> 8)
+	dAtA[offset+2] = uint8(v >> 16)
+	dAtA[offset+3] = uint8(v >> 24)
+	dAtA[offset+4] = uint8(v >> 32)
+	dAtA[offset+5] = uint8(v >> 40)
+	dAtA[offset+6] = uint8(v >> 48)
+	dAtA[offset+7] = uint8(v >> 56)
+	return offset + 8
+}
+func encodeFixed32Generated(dAtA []byte, offset int, v uint32) int {
+	dAtA[offset] = uint8(v)
+	dAtA[offset+1] = uint8(v >> 8)
+	dAtA[offset+2] = uint8(v >> 16)
+	dAtA[offset+3] = uint8(v >> 24)
+	return offset + 4
+}
+func encodeVarintGenerated(dAtA []byte, offset int, v uint64) int {
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return offset + 1
+}
+func (m *CertificateSigningRequest) Size() (n int) {
+	var l int
+	_ = l
+	l = m.ObjectMeta.Size()
+	n += 1 + l + sovGenerated(uint64(l))
+	l = m.Spec.Size()
+	n += 1 + l + sovGenerated(uint64(l))
+	l = m.Status.Size()
+	n += 1 + l + sovGenerated(uint64(l))
+	return n
+}
+
+func (m *CertificateSigningRequestCondition) Size() (n int) {
+	var l int
+	_ = l
+	l = len(m.Type)
+	n += 1 + l + sovGenerated(uint64(l))
+	l = len(m.Reason)
+	n += 1 + l + sovGenerated(uint64(l))
+	l = len(m.Message)
+	n += 1 + l + sovGenerated(uint64(l))
+	l = m.LastUpdateTime.Size()
+	n += 1 + l + sovGenerated(uint64(l))
+	return n
+}
+
+func (m *CertificateSigningRequestList) Size() (n int) {
+	var l int
+	_ = l
+	l = m.ListMeta.Size()
+	n += 1 + l + sovGenerated(uint64(l))
+	if len(m.Items) > 0 {
+		for _, e := range m.Items {
+			l = e.Size()
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	return n
+}
+
+func (m *CertificateSigningRequestSpec) Size() (n int) {
+	var l int
+	_ = l
+	if m.Request != nil {
+		l = len(m.Request)
+		n += 1 + l + sovGenerated(uint64(l))
+	}
+	l = len(m.Username)
+	n += 1 + l + sovGenerated(uint64(l))
+	l = len(m.UID)
+	n += 1 + l + sovGenerated(uint64(l))
+	if len(m.Groups) > 0 {
+		for _, s := range m.Groups {
+			l = len(s)
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	if len(m.Usages) > 0 {
+		for _, s := range m.Usages {
+			l = len(s)
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	if len(m.Extra) > 0 {
+		for k, v := range m.Extra {
+			_ = k
+			_ = v
+			l = v.Size()
+			mapEntrySize := 1 + len(k) + sovGenerated(uint64(len(k))) + 1 + l + sovGenerated(uint64(l))
+			n += mapEntrySize + 1 + sovGenerated(uint64(mapEntrySize))
+		}
+	}
+	return n
+}
+
+func (m *CertificateSigningRequestStatus) Size() (n int) {
+	var l int
+	_ = l
+	if len(m.Conditions) > 0 {
+		for _, e := range m.Conditions {
+			l = e.Size()
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	if m.Certificate != nil {
+		l = len(m.Certificate)
+		n += 1 + l + sovGenerated(uint64(l))
+	}
+	return n
+}
+
+func (m ExtraValue) Size() (n int) {
+	var l int
+	_ = l
+	if len(m) > 0 {
+		for _, s := range m {
+			l = len(s)
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	return n
+}
+
+func sovGenerated(x uint64) (n int) {
+	for {
+		n++
+		x >>= 7
+		if x == 0 {
+			break
+		}
+	}
+	return n
+}
+func sozGenerated(x uint64) (n int) {
+	return sovGenerated(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (this *CertificateSigningRequest) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&CertificateSigningRequest{`,
+		`ObjectMeta:` + strings.Replace(strings.Replace(this.ObjectMeta.String(), "ObjectMeta", "k8s_io_apimachinery_pkg_apis_meta_v1.ObjectMeta", 1), `&`, ``, 1) + `,`,
+		`Spec:` + strings.Replace(strings.Replace(this.Spec.String(), "CertificateSigningRequestSpec", "CertificateSigningRequestSpec", 1), `&`, ``, 1) + `,`,
+		`Status:` + strings.Replace(strings.Replace(this.Status.String(), "CertificateSigningRequestStatus", "CertificateSigningRequestStatus", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func (this *CertificateSigningRequestCondition) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&CertificateSigningRequestCondition{`,
+		`Type:` + fmt.Sprintf("%v", this.Type) + `,`,
+		`Reason:` + fmt.Sprintf("%v", this.Reason) + `,`,
+		`Message:` + fmt.Sprintf("%v", this.Message) + `,`,
+		`LastUpdateTime:` + strings.Replace(strings.Replace(this.LastUpdateTime.String(), "Time", "k8s_io_apimachinery_pkg_apis_meta_v1.Time", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func (this *CertificateSigningRequestList) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&CertificateSigningRequestList{`,
+		`ListMeta:` + strings.Replace(strings.Replace(this.ListMeta.String(), "ListMeta", "k8s_io_apimachinery_pkg_apis_meta_v1.ListMeta", 1), `&`, ``, 1) + `,`,
+		`Items:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.Items), "CertificateSigningRequest", "CertificateSigningRequest", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func (this *CertificateSigningRequestSpec) String() string {
+	if this == nil {
+		return "nil"
+	}
+	keysForExtra := make([]string, 0, len(this.Extra))
+	for k := range this.Extra {
+		keysForExtra = append(keysForExtra, k)
+	}
+	github_com_gogo_protobuf_sortkeys.Strings(keysForExtra)
+	mapStringForExtra := "map[string]ExtraValue{"
+	for _, k := range keysForExtra {
+		mapStringForExtra += fmt.Sprintf("%v: %v,", k, this.Extra[k])
+	}
+	mapStringForExtra += "}"
+	s := strings.Join([]string{`&CertificateSigningRequestSpec{`,
+		`Request:` + valueToStringGenerated(this.Request) + `,`,
+		`Username:` + fmt.Sprintf("%v", this.Username) + `,`,
+		`UID:` + fmt.Sprintf("%v", this.UID) + `,`,
+		`Groups:` + fmt.Sprintf("%v", this.Groups) + `,`,
+		`Usages:` + fmt.Sprintf("%v", this.Usages) + `,`,
+		`Extra:` + mapStringForExtra + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func (this *CertificateSigningRequestStatus) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&CertificateSigningRequestStatus{`,
+		`Conditions:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.Conditions), "CertificateSigningRequestCondition", "CertificateSigningRequestCondition", 1), `&`, ``, 1) + `,`,
+		`Certificate:` + valueToStringGenerated(this.Certificate) + `,`,
+		`}`,
+	}, "")
+	return s
+}
+func valueToStringGenerated(v interface{}) string {
+	rv := reflect.ValueOf(v)
+	if rv.IsNil() {
+		return "nil"
+	}
+	pv := reflect.Indirect(rv).Interface()
+	return fmt.Sprintf("*%v", pv)
+}
+func (m *CertificateSigningRequest) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CertificateSigningRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CertificateSigningRequest: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ObjectMeta", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.ObjectMeta.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Spec", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.Spec.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Status", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.Status.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *CertificateSigningRequestCondition) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CertificateSigningRequestCondition: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CertificateSigningRequestCondition: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Type", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Type = RequestConditionType(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Reason", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Reason = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Message", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Message = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 4:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field LastUpdateTime", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.LastUpdateTime.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *CertificateSigningRequestList) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CertificateSigningRequestList: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CertificateSigningRequestList: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ListMeta", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.ListMeta.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Items", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Items = append(m.Items, CertificateSigningRequest{})
+			if err := m.Items[len(m.Items)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *CertificateSigningRequestSpec) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CertificateSigningRequestSpec: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CertificateSigningRequestSpec: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Request", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Request = append(m.Request[:0], dAtA[iNdEx:postIndex]...)
+			if m.Request == nil {
+				m.Request = []byte{}
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Username", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Username = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field UID", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.UID = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		case 4:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Groups", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Groups = append(m.Groups, string(dAtA[iNdEx:postIndex]))
+			iNdEx = postIndex
+		case 5:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Usages", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Usages = append(m.Usages, KeyUsage(dAtA[iNdEx:postIndex]))
+			iNdEx = postIndex
+		case 6:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Extra", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			var keykey uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				keykey |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			var stringLenmapkey uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLenmapkey |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLenmapkey := int(stringLenmapkey)
+			if intStringLenmapkey < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postStringIndexmapkey := iNdEx + intStringLenmapkey
+			if postStringIndexmapkey > l {
+				return io.ErrUnexpectedEOF
+			}
+			mapkey := string(dAtA[iNdEx:postStringIndexmapkey])
+			iNdEx = postStringIndexmapkey
+			if m.Extra == nil {
+				m.Extra = make(map[string]ExtraValue)
+			}
+			if iNdEx < postIndex {
+				var valuekey uint64
+				for shift := uint(0); ; shift += 7 {
+					if shift >= 64 {
+						return ErrIntOverflowGenerated
+					}
+					if iNdEx >= l {
+						return io.ErrUnexpectedEOF
+					}
+					b := dAtA[iNdEx]
+					iNdEx++
+					valuekey |= (uint64(b) & 0x7F) << shift
+					if b < 0x80 {
+						break
+					}
+				}
+				var mapmsglen int
+				for shift := uint(0); ; shift += 7 {
+					if shift >= 64 {
+						return ErrIntOverflowGenerated
+					}
+					if iNdEx >= l {
+						return io.ErrUnexpectedEOF
+					}
+					b := dAtA[iNdEx]
+					iNdEx++
+					mapmsglen |= (int(b) & 0x7F) << shift
+					if b < 0x80 {
+						break
+					}
+				}
+				if mapmsglen < 0 {
+					return ErrInvalidLengthGenerated
+				}
+				postmsgIndex := iNdEx + mapmsglen
+				if mapmsglen < 0 {
+					return ErrInvalidLengthGenerated
+				}
+				if postmsgIndex > l {
+					return io.ErrUnexpectedEOF
+				}
+				mapvalue := &ExtraValue{}
+				if err := mapvalue.Unmarshal(dAtA[iNdEx:postmsgIndex]); err != nil {
+					return err
+				}
+				iNdEx = postmsgIndex
+				m.Extra[mapkey] = *mapvalue
+			} else {
+				var mapvalue ExtraValue
+				m.Extra[mapkey] = mapvalue
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *CertificateSigningRequestStatus) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: CertificateSigningRequestStatus: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: CertificateSigningRequestStatus: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Conditions", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Conditions = append(m.Conditions, CertificateSigningRequestCondition{})
+			if err := m.Conditions[len(m.Conditions)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Certificate", wireType)
+			}
+			var byteLen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				byteLen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if byteLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + byteLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Certificate = append(m.Certificate[:0], dAtA[iNdEx:postIndex]...)
+			if m.Certificate == nil {
+				m.Certificate = []byte{}
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *ExtraValue) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: ExtraValue: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: ExtraValue: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Items", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			*m = append(*m, string(dAtA[iNdEx:postIndex]))
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipGenerated(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+			return iNdEx, nil
+		case 1:
+			iNdEx += 8
+			return iNdEx, nil
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			iNdEx += length
+			if length < 0 {
+				return 0, ErrInvalidLengthGenerated
+			}
+			return iNdEx, nil
+		case 3:
+			for {
+				var innerWire uint64
+				var start int = iNdEx
+				for shift := uint(0); ; shift += 7 {
+					if shift >= 64 {
+						return 0, ErrIntOverflowGenerated
+					}
+					if iNdEx >= l {
+						return 0, io.ErrUnexpectedEOF
+					}
+					b := dAtA[iNdEx]
+					iNdEx++
+					innerWire |= (uint64(b) & 0x7F) << shift
+					if b < 0x80 {
+						break
+					}
+				}
+				innerWireType := int(innerWire & 0x7)
+				if innerWireType == 4 {
+					break
+				}
+				next, err := skipGenerated(dAtA[start:])
+				if err != nil {
+					return 0, err
+				}
+				iNdEx = start + next
+			}
+			return iNdEx, nil
+		case 4:
+			return iNdEx, nil
+		case 5:
+			iNdEx += 4
+			return iNdEx, nil
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+	}
+	panic("unreachable")
+}
+
+var (
+	ErrInvalidLengthGenerated = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowGenerated   = fmt.Errorf("proto: integer overflow")
+)
+
+func init() {
+	proto.RegisterFile("k8s.io/kubernetes/vendor/k8s.io/api/certificates/v1beta1/generated.proto", fileDescriptorGenerated)
+}
+
+var fileDescriptorGenerated = []byte{
+	// 816 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x54, 0x4d, 0x6f, 0x1b, 0x45,
+	0x18, 0xf6, 0xfa, 0x2b, 0xf6, 0x38, 0xa4, 0xd5, 0x08, 0x55, 0x4b, 0xa4, 0xee, 0x46, 0x2b, 0x40,
+	0xe1, 0xa3, 0xb3, 0xa4, 0x20, 0x88, 0x72, 0x40, 0xb0, 0xa1, 0x82, 0x88, 0x56, 0x48, 0xd3, 0x86,
+	0x03, 0x42, 0xa2, 0xe3, 0xf5, 0xdb, 0xcd, 0xd4, 0xd9, 0x0f, 0x76, 0x66, 0x0d, 0xbe, 0xf5, 0x27,
+	0x70, 0xe4, 0x82, 0xc4, 0x2f, 0xe1, 0x1c, 0x0e, 0x48, 0x3d, 0xf6, 0x80, 0x2c, 0x62, 0xfe, 0x45,
+	0x4f, 0x68, 0x66, 0xc7, 0x5e, 0x63, 0xcb, 0x75, 0xd5, 0xdc, 0xf6, 0x7d, 0xde, 0xf7, 0x79, 0xde,
+	0xcf, 0x59, 0xf4, 0xd5, 0xf0, 0x50, 0x10, 0x9e, 0xfa, 0xc3, 0xa2, 0x0f, 0x79, 0x02, 0x12, 0x84,
+	0x3f, 0x82, 0x64, 0x90, 0xe6, 0xbe, 0x71, 0xb0, 0x8c, 0xfb, 0x21, 0xe4, 0x92, 0x3f, 0xe2, 0x21,
+	0xd3, 0xee, 0x83, 0x3e, 0x48, 0x76, 0xe0, 0x47, 0x90, 0x40, 0xce, 0x24, 0x0c, 0x48, 0x96, 0xa7,
+	0x32, 0xc5, 0x6e, 0x49, 0x20, 0x2c, 0xe3, 0x64, 0x91, 0x40, 0x0c, 0x61, 0xf7, 0x56, 0xc4, 0xe5,
+	0x59, 0xd1, 0x27, 0x61, 0x1a, 0xfb, 0x51, 0x1a, 0xa5, 0xbe, 0xe6, 0xf5, 0x8b, 0x47, 0xda, 0xd2,
+	0x86, 0xfe, 0x2a, 0xf5, 0x76, 0x3f, 0xaa, 0x0a, 0x88, 0x59, 0x78, 0xc6, 0x13, 0xc8, 0xc7, 0x7e,
+	0x36, 0x8c, 0x14, 0x20, 0xfc, 0x18, 0x24, 0xf3, 0x47, 0x2b, 0x55, 0xec, 0xfa, 0xeb, 0x58, 0x79,
+	0x91, 0x48, 0x1e, 0xc3, 0x0a, 0xe1, 0xe3, 0x4d, 0x04, 0x11, 0x9e, 0x41, 0xcc, 0x56, 0x78, 0x1f,
+	0xae, 0xe3, 0x15, 0x92, 0x9f, 0xfb, 0x3c, 0x91, 0x42, 0xe6, 0xcb, 0x24, 0xef, 0xcf, 0x3a, 0x7a,
+	0xe3, 0xb8, 0x9a, 0xcd, 0x7d, 0x1e, 0x25, 0x3c, 0x89, 0x28, 0xfc, 0x58, 0x80, 0x90, 0xf8, 0x21,
+	0xea, 0xa8, 0xb6, 0x06, 0x4c, 0x32, 0xdb, 0xda, 0xb3, 0xf6, 0x7b, 0xb7, 0x3f, 0x20, 0xd5, 0x50,
+	0xe7, 0x59, 0x48, 0x36, 0x8c, 0x14, 0x20, 0x88, 0x8a, 0x26, 0xa3, 0x03, 0xf2, 0x4d, 0xff, 0x31,
+	0x84, 0xf2, 0x1e, 0x48, 0x16, 0xe0, 0x8b, 0x89, 0x5b, 0x9b, 0x4e, 0x5c, 0x54, 0x61, 0x74, 0xae,
+	0x8a, 0x1f, 0xa2, 0xa6, 0xc8, 0x20, 0xb4, 0xeb, 0x5a, 0xfd, 0x53, 0xb2, 0x61, 0x65, 0x64, 0x6d,
+	0xad, 0xf7, 0x33, 0x08, 0x83, 0x6d, 0x93, 0xab, 0xa9, 0x2c, 0xaa, 0x95, 0xf1, 0x19, 0x6a, 0x0b,
+	0xc9, 0x64, 0x21, 0xec, 0x86, 0xce, 0xf1, 0xd9, 0x15, 0x72, 0x68, 0x9d, 0x60, 0xc7, 0x64, 0x69,
+	0x97, 0x36, 0x35, 0xfa, 0xde, 0x6f, 0x75, 0xe4, 0xad, 0xe5, 0x1e, 0xa7, 0xc9, 0x80, 0x4b, 0x9e,
+	0x26, 0xf8, 0x10, 0x35, 0xe5, 0x38, 0x03, 0x3d, 0xd0, 0x6e, 0xf0, 0xe6, 0xac, 0xe4, 0x07, 0xe3,
+	0x0c, 0x9e, 0x4f, 0xdc, 0xd7, 0x97, 0xe3, 0x15, 0x4e, 0x35, 0x03, 0xbf, 0x8d, 0xda, 0x39, 0x30,
+	0x91, 0x26, 0x7a, 0x5c, 0xdd, 0xaa, 0x10, 0xaa, 0x51, 0x6a, 0xbc, 0xf8, 0x1d, 0xb4, 0x15, 0x83,
+	0x10, 0x2c, 0x02, 0xdd, 0x73, 0x37, 0xb8, 0x66, 0x02, 0xb7, 0xee, 0x95, 0x30, 0x9d, 0xf9, 0xf1,
+	0x63, 0xb4, 0x73, 0xce, 0x84, 0x3c, 0xcd, 0x06, 0x4c, 0xc2, 0x03, 0x1e, 0x83, 0xdd, 0xd4, 0x53,
+	0x7a, 0xf7, 0xe5, 0xf6, 0xac, 0x18, 0xc1, 0x0d, 0xa3, 0xbe, 0x73, 0xf7, 0x7f, 0x4a, 0x74, 0x49,
+	0xd9, 0x9b, 0x58, 0xe8, 0xe6, 0xda, 0xf9, 0xdc, 0xe5, 0x42, 0xe2, 0xef, 0x57, 0xee, 0x8d, 0xbc,
+	0x5c, 0x1d, 0x8a, 0xad, 0xaf, 0xed, 0xba, 0xa9, 0xa5, 0x33, 0x43, 0x16, 0x6e, 0xed, 0x07, 0xd4,
+	0xe2, 0x12, 0x62, 0x61, 0xd7, 0xf7, 0x1a, 0xfb, 0xbd, 0xdb, 0x47, 0xaf, 0x7e, 0x08, 0xc1, 0x6b,
+	0x26, 0x4d, 0xeb, 0x44, 0x09, 0xd2, 0x52, 0xd7, 0xfb, 0xa3, 0xf1, 0x82, 0x06, 0xd5, 0x49, 0xe2,
+	0xb7, 0xd0, 0x56, 0x5e, 0x9a, 0xba, 0xbf, 0xed, 0xa0, 0xa7, 0xb6, 0x62, 0x22, 0xe8, 0xcc, 0x87,
+	0xdf, 0x47, 0x9d, 0x42, 0x40, 0x9e, 0xb0, 0x18, 0xcc, 0xaa, 0xe7, 0x7d, 0x9d, 0x1a, 0x9c, 0xce,
+	0x23, 0xf0, 0x4d, 0xd4, 0x28, 0xf8, 0xc0, 0xac, 0xba, 0x67, 0x02, 0x1b, 0xa7, 0x27, 0x5f, 0x50,
+	0x85, 0x63, 0x0f, 0xb5, 0xa3, 0x3c, 0x2d, 0x32, 0x61, 0x37, 0xf7, 0x1a, 0xfb, 0xdd, 0x00, 0xa9,
+	0x8b, 0xf9, 0x52, 0x23, 0xd4, 0x78, 0x30, 0x41, 0xed, 0x42, 0xdd, 0x83, 0xb0, 0x5b, 0x3a, 0xe6,
+	0x86, 0x8a, 0x39, 0xd5, 0xc8, 0xf3, 0x89, 0xdb, 0xf9, 0x1a, 0xc6, 0xda, 0xa0, 0x26, 0x0a, 0x27,
+	0xa8, 0x05, 0x3f, 0xcb, 0x9c, 0xd9, 0x6d, 0x3d, 0xca, 0x93, 0xab, 0xbd, 0x5b, 0x72, 0x47, 0x69,
+	0xdd, 0x49, 0x64, 0x3e, 0xae, 0x26, 0xab, 0x31, 0x5a, 0xa6, 0xd9, 0x05, 0x84, 0xaa, 0x18, 0x7c,
+	0x1d, 0x35, 0x86, 0x30, 0x2e, 0x1f, 0x10, 0x55, 0x9f, 0xf8, 0x73, 0xd4, 0x1a, 0xb1, 0xf3, 0x02,
+	0xcc, 0x7f, 0xe4, 0xbd, 0x8d, 0xf5, 0x68, 0xb5, 0x6f, 0x15, 0x85, 0x96, 0xcc, 0xa3, 0xfa, 0xa1,
+	0xe5, 0xfd, 0x65, 0x21, 0x77, 0xc3, 0xeb, 0xc7, 0x3f, 0x21, 0x14, 0xce, 0xde, 0xa6, 0xb0, 0x2d,
+	0xdd, 0xff, 0xf1, 0xab, 0xf7, 0x3f, 0x7f, 0xe7, 0xd5, 0x8f, 0x72, 0x0e, 0x09, 0xba, 0x90, 0x0a,
+	0x1f, 0xa0, 0xde, 0x82, 0xb4, 0xee, 0x74, 0x3b, 0xb8, 0x36, 0x9d, 0xb8, 0xbd, 0x05, 0x71, 0xba,
+	0x18, 0xe3, 0x7d, 0x62, 0xc6, 0xa6, 0x1b, 0xc5, 0xee, 0xec, 0xfe, 0x2d, 0xbd, 0xe3, 0xee, 0xf2,
+	0xfd, 0x1e, 0x75, 0x7e, 0xfd, 0xdd, 0xad, 0x3d, 0xf9, 0x7b, 0xaf, 0x16, 0xdc, 0xba, 0xb8, 0x74,
+	0x6a, 0x4f, 0x2f, 0x9d, 0xda, 0xb3, 0x4b, 0xa7, 0xf6, 0x64, 0xea, 0x58, 0x17, 0x53, 0xc7, 0x7a,
+	0x3a, 0x75, 0xac, 0x67, 0x53, 0xc7, 0xfa, 0x67, 0xea, 0x58, 0xbf, 0xfc, 0xeb, 0xd4, 0xbe, 0xdb,
+	0x32, 0xdd, 0xfd, 0x17, 0x00, 0x00, 0xff, 0xff, 0x73, 0x7d, 0xca, 0x2a, 0xb4, 0x07, 0x00, 0x00,
+}
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.proto b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.proto
new file mode 100644
index 0000000..1d79767
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/generated.proto
@@ -0,0 +1,122 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+
+// This file was autogenerated by go-to-protobuf. Do not edit it manually!
+
+syntax = 'proto2';
+
+package k8s.io.api.certificates.v1beta1;
+
+import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
+import "k8s.io/apimachinery/pkg/runtime/generated.proto";
+import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
+import "k8s.io/apimachinery/pkg/util/intstr/generated.proto";
+
+// Package-wide variables from generator "generated".
+option go_package = "v1beta1";
+
+// Describes a certificate signing request
+message CertificateSigningRequest {
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
+
+  // The certificate request itself and any additional information.
+  // +optional
+  optional CertificateSigningRequestSpec spec = 2;
+
+  // Derived information about the request.
+  // +optional
+  optional CertificateSigningRequestStatus status = 3;
+}
+
+message CertificateSigningRequestCondition {
+  // request approval state, currently Approved or Denied.
+  optional string type = 1;
+
+  // brief reason for the request state
+  // +optional
+  optional string reason = 2;
+
+  // human readable message with details about the request state
+  // +optional
+  optional string message = 3;
+
+  // timestamp for the last update to this condition
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastUpdateTime = 4;
+}
+
+message CertificateSigningRequestList {
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
+
+  repeated CertificateSigningRequest items = 2;
+}
+
+// This information is immutable after the request is created. Only the Request
+// and Usages fields can be set on creation, other fields are derived by
+// Kubernetes and cannot be modified by users.
+message CertificateSigningRequestSpec {
+  // Base64-encoded PKCS#10 CSR data
+  optional bytes request = 1;
+
+  // allowedUsages specifies a set of usage contexts the key will be
+  // valid for.
+  // See: https://tools.ietf.org/html/rfc5280#section-4.2.1.3
+  //      https://tools.ietf.org/html/rfc5280#section-4.2.1.12
+  repeated string usages = 5;
+
+  // Information about the requesting user.
+  // See user.Info interface for details.
+  // +optional
+  optional string username = 2;
+
+  // UID information about the requesting user.
+  // See user.Info interface for details.
+  // +optional
+  optional string uid = 3;
+
+  // Group information about the requesting user.
+  // See user.Info interface for details.
+  // +optional
+  repeated string groups = 4;
+
+  // Extra information about the requesting user.
+  // See user.Info interface for details.
+  // +optional
+  map<string, ExtraValue> extra = 6;
+}
+
+message CertificateSigningRequestStatus {
+  // Conditions applied to the request, such as approval or denial.
+  // +optional
+  repeated CertificateSigningRequestCondition conditions = 1;
+
+  // If request was approved, the controller will place the issued certificate here.
+  // +optional
+  optional bytes certificate = 2;
+}
+
+// ExtraValue masks the value so protobuf can generate
+// +protobuf.nullable=true
+// +protobuf.options.(gogoproto.goproto_stringer)=false
+message ExtraValue {
+  // items, if empty, will result in an empty slice
+
+  repeated string items = 1;
+}
+
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/register.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/register.go
new file mode 100644
index 0000000..b4f3af9
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/register.go
@@ -0,0 +1,59 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1beta1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// GroupName is the group name use in this package
+const GroupName = "certificates.k8s.io"
+
+// SchemeGroupVersion is group version used to register these objects
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1beta1"}
+
+// Kind takes an unqualified kind and returns a Group qualified GroupKind
+func Kind(kind string) schema.GroupKind {
+	return SchemeGroupVersion.WithKind(kind).GroupKind()
+}
+
+// Resource takes an unqualified resource and returns a Group qualified GroupResource
+func Resource(resource string) schema.GroupResource {
+	return SchemeGroupVersion.WithResource(resource).GroupResource()
+}
+
+var (
+	// TODO: move SchemeBuilder with zz_generated.deepcopy.go to k8s.io/api.
+	// localSchemeBuilder and AddToScheme will stay in k8s.io/kubernetes.
+	SchemeBuilder      = runtime.NewSchemeBuilder(addKnownTypes)
+	localSchemeBuilder = &SchemeBuilder
+	AddToScheme        = localSchemeBuilder.AddToScheme
+)
+
+// Adds the list of known types to the given scheme.
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(SchemeGroupVersion,
+		&CertificateSigningRequest{},
+		&CertificateSigningRequestList{},
+	)
+
+	// Add the watch version that applies
+	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)
+	return nil
+}
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types.go
new file mode 100644
index 0000000..bb9e82d
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types.go
@@ -0,0 +1,155 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1beta1
+
+import (
+	"fmt"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// +genclient
+// +genclient:nonNamespaced
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// Describes a certificate signing request
+type CertificateSigningRequest struct {
+	metav1.TypeMeta `json:",inline"`
+	// +optional
+	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	// The certificate request itself and any additional information.
+	// +optional
+	Spec CertificateSigningRequestSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
+
+	// Derived information about the request.
+	// +optional
+	Status CertificateSigningRequestStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
+}
+
+// This information is immutable after the request is created. Only the Request
+// and Usages fields can be set on creation, other fields are derived by
+// Kubernetes and cannot be modified by users.
+type CertificateSigningRequestSpec struct {
+	// Base64-encoded PKCS#10 CSR data
+	Request []byte `json:"request" protobuf:"bytes,1,opt,name=request"`
+
+	// allowedUsages specifies a set of usage contexts the key will be
+	// valid for.
+	// See: https://tools.ietf.org/html/rfc5280#section-4.2.1.3
+	//      https://tools.ietf.org/html/rfc5280#section-4.2.1.12
+	Usages []KeyUsage `json:"usages,omitempty" protobuf:"bytes,5,opt,name=usages"`
+
+	// Information about the requesting user.
+	// See user.Info interface for details.
+	// +optional
+	Username string `json:"username,omitempty" protobuf:"bytes,2,opt,name=username"`
+	// UID information about the requesting user.
+	// See user.Info interface for details.
+	// +optional
+	UID string `json:"uid,omitempty" protobuf:"bytes,3,opt,name=uid"`
+	// Group information about the requesting user.
+	// See user.Info interface for details.
+	// +optional
+	Groups []string `json:"groups,omitempty" protobuf:"bytes,4,rep,name=groups"`
+	// Extra information about the requesting user.
+	// See user.Info interface for details.
+	// +optional
+	Extra map[string]ExtraValue `json:"extra,omitempty" protobuf:"bytes,6,rep,name=extra"`
+}
+
+// ExtraValue masks the value so protobuf can generate
+// +protobuf.nullable=true
+// +protobuf.options.(gogoproto.goproto_stringer)=false
+type ExtraValue []string
+
+func (t ExtraValue) String() string {
+	return fmt.Sprintf("%v", []string(t))
+}
+
+type CertificateSigningRequestStatus struct {
+	// Conditions applied to the request, such as approval or denial.
+	// +optional
+	Conditions []CertificateSigningRequestCondition `json:"conditions,omitempty" protobuf:"bytes,1,rep,name=conditions"`
+
+	// If request was approved, the controller will place the issued certificate here.
+	// +optional
+	Certificate []byte `json:"certificate,omitempty" protobuf:"bytes,2,opt,name=certificate"`
+}
+
+type RequestConditionType string
+
+// These are the possible conditions for a certificate request.
+const (
+	CertificateApproved RequestConditionType = "Approved"
+	CertificateDenied   RequestConditionType = "Denied"
+)
+
+type CertificateSigningRequestCondition struct {
+	// request approval state, currently Approved or Denied.
+	Type RequestConditionType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=RequestConditionType"`
+	// brief reason for the request state
+	// +optional
+	Reason string `json:"reason,omitempty" protobuf:"bytes,2,opt,name=reason"`
+	// human readable message with details about the request state
+	// +optional
+	Message string `json:"message,omitempty" protobuf:"bytes,3,opt,name=message"`
+	// timestamp for the last update to this condition
+	// +optional
+	LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty" protobuf:"bytes,4,opt,name=lastUpdateTime"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+type CertificateSigningRequestList struct {
+	metav1.TypeMeta `json:",inline"`
+	// +optional
+	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	Items []CertificateSigningRequest `json:"items" protobuf:"bytes,2,rep,name=items"`
+}
+
+// KeyUsages specifies valid usage contexts for keys.
+// See: https://tools.ietf.org/html/rfc5280#section-4.2.1.3
+//      https://tools.ietf.org/html/rfc5280#section-4.2.1.12
+type KeyUsage string
+
+const (
+	UsageSigning            KeyUsage = "signing"
+	UsageDigitalSignature   KeyUsage = "digital signature"
+	UsageContentCommittment KeyUsage = "content commitment"
+	UsageKeyEncipherment    KeyUsage = "key encipherment"
+	UsageKeyAgreement       KeyUsage = "key agreement"
+	UsageDataEncipherment   KeyUsage = "data encipherment"
+	UsageCertSign           KeyUsage = "cert sign"
+	UsageCRLSign            KeyUsage = "crl sign"
+	UsageEncipherOnly       KeyUsage = "encipher only"
+	UsageDecipherOnly       KeyUsage = "decipher only"
+	UsageAny                KeyUsage = "any"
+	UsageServerAuth         KeyUsage = "server auth"
+	UsageClientAuth         KeyUsage = "client auth"
+	UsageCodeSigning        KeyUsage = "code signing"
+	UsageEmailProtection    KeyUsage = "email protection"
+	UsageSMIME              KeyUsage = "s/mime"
+	UsageIPsecEndSystem     KeyUsage = "ipsec end system"
+	UsageIPsecTunnel        KeyUsage = "ipsec tunnel"
+	UsageIPsecUser          KeyUsage = "ipsec user"
+	UsageTimestamping       KeyUsage = "timestamping"
+	UsageOCSPSigning        KeyUsage = "ocsp signing"
+	UsageMicrosoftSGC       KeyUsage = "microsoft sgc"
+	UsageNetscapSGC         KeyUsage = "netscape sgc"
+)
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types_swagger_doc_generated.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types_swagger_doc_generated.go
new file mode 100644
index 0000000..f6a7e16
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/types_swagger_doc_generated.go
@@ -0,0 +1,74 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1beta1
+
+// This file contains a collection of methods that can be used from go-restful to
+// generate Swagger API documentation for its models. Please read this PR for more
+// information on the implementation: https://github.com/emicklei/go-restful/pull/215
+//
+// TODOs are ignored from the parser (e.g. TODO(andronat):... || TODO:...) if and only if
+// they are on one line! For multiple line or blocks that you want to ignore use ---.
+// Any context after a --- is ignored.
+//
+// Those methods can be generated by using hack/update-generated-swagger-docs.sh
+
+// AUTO-GENERATED FUNCTIONS START HERE. DO NOT EDIT.
+var map_CertificateSigningRequest = map[string]string{
+	"":       "Describes a certificate signing request",
+	"spec":   "The certificate request itself and any additional information.",
+	"status": "Derived information about the request.",
+}
+
+func (CertificateSigningRequest) SwaggerDoc() map[string]string {
+	return map_CertificateSigningRequest
+}
+
+var map_CertificateSigningRequestCondition = map[string]string{
+	"type":           "request approval state, currently Approved or Denied.",
+	"reason":         "brief reason for the request state",
+	"message":        "human readable message with details about the request state",
+	"lastUpdateTime": "timestamp for the last update to this condition",
+}
+
+func (CertificateSigningRequestCondition) SwaggerDoc() map[string]string {
+	return map_CertificateSigningRequestCondition
+}
+
+var map_CertificateSigningRequestSpec = map[string]string{
+	"":         "This information is immutable after the request is created. Only the Request and Usages fields can be set on creation, other fields are derived by Kubernetes and cannot be modified by users.",
+	"request":  "Base64-encoded PKCS#10 CSR data",
+	"usages":   "allowedUsages specifies a set of usage contexts the key will be valid for. See: https://tools.ietf.org/html/rfc5280#section-4.2.1.3\n     https://tools.ietf.org/html/rfc5280#section-4.2.1.12",
+	"username": "Information about the requesting user. See user.Info interface for details.",
+	"uid":      "UID information about the requesting user. See user.Info interface for details.",
+	"groups":   "Group information about the requesting user. See user.Info interface for details.",
+	"extra":    "Extra information about the requesting user. See user.Info interface for details.",
+}
+
+func (CertificateSigningRequestSpec) SwaggerDoc() map[string]string {
+	return map_CertificateSigningRequestSpec
+}
+
+var map_CertificateSigningRequestStatus = map[string]string{
+	"conditions":  "Conditions applied to the request, such as approval or denial.",
+	"certificate": "If request was approved, the controller will place the issued certificate here.",
+}
+
+func (CertificateSigningRequestStatus) SwaggerDoc() map[string]string {
+	return map_CertificateSigningRequestStatus
+}
+
+// AUTO-GENERATED FUNCTIONS END HERE
diff --git a/metrics-server/vendor/k8s.io/api/certificates/v1beta1/zz_generated.deepcopy.go b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/zz_generated.deepcopy.go
new file mode 100644
index 0000000..ffd24c3
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/api/certificates/v1beta1/zz_generated.deepcopy.go
@@ -0,0 +1,194 @@
+// +build !ignore_autogenerated
+
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by deepcopy-gen. DO NOT EDIT.
+
+package v1beta1
+
+import (
+	runtime "k8s.io/apimachinery/pkg/runtime"
+)
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CertificateSigningRequest) DeepCopyInto(out *CertificateSigningRequest) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+	in.Spec.DeepCopyInto(&out.Spec)
+	in.Status.DeepCopyInto(&out.Status)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CertificateSigningRequest.
+func (in *CertificateSigningRequest) DeepCopy() *CertificateSigningRequest {
+	if in == nil {
+		return nil
+	}
+	out := new(CertificateSigningRequest)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *CertificateSigningRequest) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CertificateSigningRequestCondition) DeepCopyInto(out *CertificateSigningRequestCondition) {
+	*out = *in
+	in.LastUpdateTime.DeepCopyInto(&out.LastUpdateTime)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CertificateSigningRequestCondition.
+func (in *CertificateSigningRequestCondition) DeepCopy() *CertificateSigningRequestCondition {
+	if in == nil {
+		return nil
+	}
+	out := new(CertificateSigningRequestCondition)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CertificateSigningRequestList) DeepCopyInto(out *CertificateSigningRequestList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	out.ListMeta = in.ListMeta
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]CertificateSigningRequest, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CertificateSigningRequestList.
+func (in *CertificateSigningRequestList) DeepCopy() *CertificateSigningRequestList {
+	if in == nil {
+		return nil
+	}
+	out := new(CertificateSigningRequestList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *CertificateSigningRequestList) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CertificateSigningRequestSpec) DeepCopyInto(out *CertificateSigningRequestSpec) {
+	*out = *in
+	if in.Request != nil {
+		in, out := &in.Request, &out.Request
+		*out = make([]byte, len(*in))
+		copy(*out, *in)
+	}
+	if in.Usages != nil {
+		in, out := &in.Usages, &out.Usages
+		*out = make([]KeyUsage, len(*in))
+		copy(*out, *in)
+	}
+	if in.Groups != nil {
+		in, out := &in.Groups, &out.Groups
+		*out = make([]string, len(*in))
+		copy(*out, *in)
+	}
+	if in.Extra != nil {
+		in, out := &in.Extra, &out.Extra
+		*out = make(map[string]ExtraValue, len(*in))
+		for key, val := range *in {
+			if val == nil {
+				(*out)[key] = nil
+			} else {
+				(*out)[key] = make([]string, len(val))
+				copy((*out)[key], val)
+			}
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CertificateSigningRequestSpec.
+func (in *CertificateSigningRequestSpec) DeepCopy() *CertificateSigningRequestSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(CertificateSigningRequestSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CertificateSigningRequestStatus) DeepCopyInto(out *CertificateSigningRequestStatus) {
+	*out = *in
+	if in.Conditions != nil {
+		in, out := &in.Conditions, &out.Conditions
+		*out = make([]CertificateSigningRequestCondition, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	if in.Certificate != nil {
+		in, out := &in.Certificate, &out.Certificate
+		*out = make([]byte, len(*in))
+		copy(*out, *in)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CertificateSigningRequestStatus.
+func (in *CertificateSigningRequestStatus) DeepCopy() *CertificateSigningRequestStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(CertificateSigningRequestStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in ExtraValue) DeepCopyInto(out *ExtraValue) {
+	{
+		in := &in
+		*out = make(ExtraValue, len(*in))
+		copy(*out, *in)
+		return
+	}
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ExtraValue.
+func (in ExtraValue) DeepCopy() ExtraValue {
+	if in == nil {
+		return nil
+	}
+	out := new(ExtraValue)
+	in.DeepCopyInto(out)
+	return *out
+}